To upgrade your current subscription to an annual subscription, follow these steps:
How-to for iOS:
Tap into your subscription
Tap the Settings (gear icon), found in the upper right corner
Tap "Manage subscription"
Under the "Billing Cadence" section, tap "Billing Frequency"
Tap the "Pay Annually" option
Be sure to tap "Save" and then "Done"
How-to for Android:
Tap into your subscription
Tap the Settings (gear icon), found in the upper right corner
Tap "Manage subscription"
Under the "Billing Cadence" section, tap "Billing Frequency"
Tap the "Pay Annually" option
Tap "Save" and then tap "Done"
Learn how to upgrade to an annual subscription on the web in How do I upgrade to an annual subscription on the web?
Good to know:
Your annual charge processes on the last day of the month.
Annual plans renew each year automatically on the last day of the month, a year after purchase. Learn about renewal reminders and your options before renewing in How does billing work for Monthbook Chatbooks subscriptions?